Butler
Performance custom builds Pontiac engines to your specifications.
Whether that's an all out race engine, perfect street engine,
or something in between! Let us know what you want and
we can build it!

We
do stock appearing and rare factory engines, including 389 Tripower,
SD421, RAII, RAIII, RAIV, HO455, SD455, and RAV We
can internally modify(strokers, head porting etc.) any of these
engines to greatly improve power and durability while maintaining
a totally stock appearance.

Two of the most rare Pontiac engines ever produced: 1969 RAV
(left) and 1963 SD 421 (right), both of these built by Butler
Performance